00001 /* -*- Mode:C++; c-basic-offset:8; tab-width:8 -*- */ 00002 /* 00003 * Copyright (c) 1997 Regents of the University of California. 00004 * All rights reserved. 00005 * 00006 * Redistribution and use in source and binary forms, with or without 00007 * modification, are permitted provided that the following conditions 00008 * are met: 00009 * 1. Redistributions of source code must retain the above copyright 00010 * notice, this list of conditions and the following disclaimer. 00011 * 2. Redistributions in binary form must reproduce the above copyright 00012 * notice, this list of conditions and the following disclaimer in the 00013 * documentation and/or other materials provided with the distribution. 00014 * 3. All advertising materials mentioning features or use of this software 00015 * must display the following acknowledgement: 00016 * This product includes software developed by the MASH Research 00017 * Group at the University of California Berkeley. 00018 * 4. Neither the name of the University nor of the Research Group may be 00019 * used to endorse or promote products derived from this software without 00020 * specific prior written permission. 00021 * 00022 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 00023 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00024 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00025 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 00026 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00027 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 00028 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00029 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00030 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 00031 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00032 * SUCH DAMAGE. 00033 * 00034 00035 */ 00036 00037 #ifndef ns_basetrace_h 00038 #define ns_basetrace_h 00039 00040 #include <math.h> //floor 00041 #include "tcp.h" 00042 00043 class BaseTrace : public TclObject { 00044 public: 00045 BaseTrace(); 00046 ~BaseTrace(); 00047 virtual int command(int argc, const char*const* argv); 00048 virtual void dump(); 00049 virtual void namdump(); 00050 inline char* buffer() { return wrk_ ; } 00051 inline char *nbuffer() {return nwrk_; } 00052 00053 inline Tcl_Channel channel() { return channel_; } 00054 inline void channel(Tcl_Channel ch) {channel_ = ch; } 00055 00056 inline Tcl_Channel namchannel() { return namChan_; } 00057 inline void namchannel(Tcl_Channel namch) {namChan_ = namch; } 00058 00059 void flush(Tcl_Channel channel) { Tcl_Flush(channel); } 00060 00061 //Default rounding is to 6 digits after decimal 00062 #define PRECISION 1.0E+6 00063 //According to freeBSD /usr/include/float.h 15 is the number of digits 00064 // in a double. We can specify all of them, because we're rounding to 00065 // 6 digits after the decimal and and %g removes trailing zeros. 00066 #define TIME_FORMAT "%.15g" 00067 // annoying way of tackling sprintf rounding platform 00068 // differences : 00069 // use round(Scheduler::instance().clock()) instead of 00070 // Scheduler::instance().clock(). 00071 00072 static double round (double x, double precision=PRECISION) { 00073 return (double)floor(x*precision + 0.5)/precision; 00074 } 00075 00076 inline bool tagged() { return tagged_; } 00077 inline void tagged(bool tag) { tagged_ = tag; } 00078 00079 protected: 00080 Tcl_Channel channel_; 00081 Tcl_Channel namChan_; 00082 char *wrk_; 00083 char *nwrk_; 00084 bool tagged_; 00085 }; 00086 00087 class EventTrace : public BaseTrace { 00088 public: 00089 EventTrace() : BaseTrace() {} 00090 virtual void trace(); 00091 }; 00092 00093 #endif // BaseTrace